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v3.23.1

Debt - (Tables) | 3 Months Ended
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Mar. 31, 2023
Debt Instrument, Redemption [Line Items] |
Summary of liability for sale of future royalties | ​
​ | ​ | ​ | ​ | ​
​ |  | Three Months Ended March 31, | ​
Liability for sale of future royalties- (current and noncurrent) | ​ | 2023 | ​
Beginning balance as of December 31, 2022 | ​ | $ | 757,886 | ​
Less: Non-cash royalty revenue payable to RPI | ​ | ​ | (13,237) | ​
Plus: Non-cash interest expense recognized | ​ | ​ | 18,902 | ​
Ending balance | ​ | $ | 763,551 | ​
Effective interest rate as of March 31, 2023 | ​ |  | 9.8 | %
​
1.50% Convertible senior notes due 2026 |
Debt Instrument, Redemption [Line Items] |
Summary of convertible notes | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31, 2023 | ​ | December 31, 2022 | ​
Principal | ​ | $ | 287,500 | ​ | $ | 287,500 | ​
Less: Debt issuance costs | ​ |  | (4,168) | ​ |  | (4,456) | ​
Net carrying amount | ​ | $ | 283,332 | ​ | $ | 283,044 | ​
Summary of interest expense recognized related to the Convertible Notes | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ | ​ | ​ | ​ | ​ |
​ | ​ | Three Months Ended March 31, | ​
​ | ​ | 2023 | ​ | 2022 | ​
Contractual interest expense | ​ | $ | 1,069 | ​ | $ | 1,069 | ​
Amortization of debt issuance costs | ​ | ​ | 288 | ​ | ​ | 283 | ​
Total | ​ | $ | 1,357 | ​ | $ | 1,352 | ​
Effective interest rate | ​ | ​ | 1.9 | % | ​ | 1.9 | %
​
3.00% Convertible senior notes due 2022 |
Debt Instrument, Redemption [Line Items] |
Summary of interest expense recognized related to the Convertible Notes | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ |  | ​
​ | Three Months Ended March 31, |  | ​
​ | 2023 |  | 2022 |  | ​
Contractual interest expense | $ | — | ​ | $ | 1,110 | ​ | ​
Amortization of debt issuance costs |  | — | ​ |  | 181 | ​ | ​
Total | $ | — | ​ | $ | 1,291 | ​ | ​
Effective interest rate |  | — | % |  | 3.5 | % | ​
Senior Secured Term Loan Facility |
Debt Instrument, Redemption [Line Items] |
Summary of interest expense recognized related to debt | ​
​ | ​ | ​ | ​
​ | Three Months Ended | ​
​ | March 31, | ​
​ | 2023 | ​
Contractual interest expense | $ | 9,178 | ​
Amortization of debt issuance costs |  | 150 | ​
Total | $ | 9,328 | ​
Effective interest rate | ​ | 13.2 | %
​

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